Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6-microblaze.git] / drivers / regulator / mc13xxx.h
1 /*
2  * mc13xxx.h - regulators for the Freescale mc13xxx PMIC
3  *
4  *  Copyright (C) 2010 Yong Shen <yong.shen@linaro.org>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  */
11
12 #ifndef __LINUX_REGULATOR_MC13XXX_H
13 #define __LINUX_REGULATOR_MC13XXX_H
14
15 #include <linux/regulator/driver.h>
16
17 struct mc13xxx_regulator {
18         struct regulator_desc desc;
19         int reg;
20         int enable_bit;
21         int vsel_reg;
22         int vsel_shift;
23         int vsel_mask;
24 };
25
26 struct mc13xxx_regulator_priv {
27         struct mc13xxx *mc13xxx;
28         u32 powermisc_pwgt_state;
29         struct mc13xxx_regulator *mc13xxx_regulators;
30         int num_regulators;
31         struct regulator_dev *regulators[];
32 };
33
34 extern int mc13xxx_fixed_regulator_set_voltage(struct regulator_dev *rdev,
35                 int min_uV, int max_uV, unsigned *selector);
36
37 #ifdef CONFIG_OF
38 extern int mc13xxx_get_num_regulators_dt(struct platform_device *pdev);
39 extern struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
40         struct platform_device *pdev, struct mc13xxx_regulator *regulators,
41         int num_regulators);
42 #else
43 static inline int mc13xxx_get_num_regulators_dt(struct platform_device *pdev)
44 {
45         return -ENODEV;
46 }
47
48 static inline struct mc13xxx_regulator_init_data *mc13xxx_parse_regulators_dt(
49         struct platform_device *pdev, struct mc13xxx_regulator *regulators,
50         int num_regulators)
51 {
52         return NULL;
53 }
54 #endif
55
56 extern struct regulator_ops mc13xxx_regulator_ops;
57 extern struct regulator_ops mc13xxx_fixed_regulator_ops;
58
59 #define MC13xxx_DEFINE(prefix, _name, _reg, _vsel_reg, _voltages, _ops) \
60         [prefix ## _name] = {                           \
61                 .desc = {                                               \
62                         .name = #_name,                                 \
63                         .n_voltages = ARRAY_SIZE(_voltages),            \
64                         .volt_table =  _voltages,                       \
65                         .ops = &_ops,                   \
66                         .type = REGULATOR_VOLTAGE,                      \
67                         .id = prefix ## _name,          \
68                         .owner = THIS_MODULE,                           \
69                 },                                                      \
70                 .reg = prefix ## _reg,                          \
71                 .enable_bit = prefix ## _reg ## _ ## _name ## EN,       \
72                 .vsel_reg = prefix ## _vsel_reg,                        \
73                 .vsel_shift = prefix ## _vsel_reg ## _ ## _name ## VSEL,\
74                 .vsel_mask = prefix ## _vsel_reg ## _ ## _name ## VSEL_M,\
75         }
76
77 #define MC13xxx_FIXED_DEFINE(prefix, _name, _reg, _voltages, _ops)      \
78         [prefix ## _name] = {                           \
79                 .desc = {                                               \
80                         .name = #_name,                                 \
81                         .n_voltages = ARRAY_SIZE(_voltages),            \
82                         .volt_table =  _voltages,                       \
83                         .ops = &_ops,           \
84                         .type = REGULATOR_VOLTAGE,                      \
85                         .id = prefix ## _name,          \
86                         .owner = THIS_MODULE,                           \
87                 },                                                      \
88                 .reg = prefix ## _reg,                          \
89                 .enable_bit = prefix ## _reg ## _ ## _name ## EN,       \
90         }
91
92 #define MC13xxx_GPO_DEFINE(prefix, _name, _reg,  _voltages, _ops)       \
93         [prefix ## _name] = {                           \
94                 .desc = {                                               \
95                         .name = #_name,                                 \
96                         .n_voltages = ARRAY_SIZE(_voltages),            \
97                         .volt_table =  _voltages,                       \
98                         .ops = &_ops,           \
99                         .type = REGULATOR_VOLTAGE,                      \
100                         .id = prefix ## _name,          \
101                         .owner = THIS_MODULE,                           \
102                 },                                                      \
103                 .reg = prefix ## _reg,                          \
104                 .enable_bit = prefix ## _reg ## _ ## _name ## EN,       \
105         }
106
107 #define MC13xxx_DEFINE_SW(_name, _reg, _vsel_reg, _voltages, ops)       \
108         MC13xxx_DEFINE(SW, _name, _reg, _vsel_reg, _voltages, ops)
109 #define MC13xxx_DEFINE_REGU(_name, _reg, _vsel_reg, _voltages, ops)     \
110         MC13xxx_DEFINE(REGU, _name, _reg, _vsel_reg, _voltages, ops)
111
112 #endif